• Systems Engineer - Custody Cell

    QinetiQ US (Chantilly, VA)
    …timelines through increasing levels of automation. We are seeking a qualified Systems Engineer to support SDA's Custody Cell: Responsibilities SDA's Custody ... in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work...12 years related experience. + Bachelors Degree required. + TS / SCI required. #qinetiqclearedjob + Occasional travel may… more
    QinetiQ US (09/30/25)
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  • Enterprise Systems Engineer

    ManTech (Mclean, VA)
    **ManTech** is seeking a motivated, career and customer-oriented **Enterprise Systems Engineer ** to join our team in **McLean** **, VA** . **Responsibilities ... integration code for ServiceNow **Clearance Requirements:** + Must have a current/active TS / SCI w/ polygraph. **Physical Requirements:** + The person in this… more
    ManTech (08/19/25)
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  • GEOINT Operations Support Systems

    KBR (Chantilly, VA)
    Title: GEOINT Operations Support Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... Travel Requirements: Minimal + Working Hours: Standard Qualifications: Required: + Clearance: TS / SCI clearance with Polygraph + Education: Bachelor's degree in… more
    KBR (08/01/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS / SCI w/CI Poly Required) Job Code: ... decision-makers have access to the most relevant and accurate information to guide mission-critical decisions. . Provide support to...of 6 years of prior related experience. + Active Top Secret / SCI with CI Poly… more
    L3Harris (07/17/25)
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  • Systems Engineer - SETA

    McIntire Solutions (Chantilly, VA)
    McIntire Solutions seeks to invite a Systems Engineer with 10 years of experience to join our team in Northern Virginia. This role will support the engineering, ... in Chantilly Virginia. Teammates interested in this role must possess an active TS / SCI clearance with polygraph. Responsibilities . Support the full lifecycle… more
    McIntire Solutions (08/04/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    **Description** We are seeking a ** Systems Engineer with Data Policy experiences** to join our Fort Independence Team here at Leidos. Here you will leverage your ... data policy governance practices. The right candidate for this Systems Engineering role will have a passion for in...within governance and data stewardship. Required Qualifications: * Active TS / SCI with Polygraph. * BS degree in… more
    Leidos (09/18/25)
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  • SETA Systems Engineer

    SAIC (Sterling, VA)
    **Description** SAIC has an immediate opening for a Systems Engineer /SETA to provide direct customer support on a critical development effort. This role will ... customer during witnessing of key test events **Qualifications** + Must currently hold a TS / SCI and Poly + Bachelor's Degree in Mechanical Engineering + Minimum… more
    SAIC (08/07/25)
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  • Systems Engineer

    Cinteot (Herndon, VA)
    Systems Engineer Location - Herndon, VA...must be a US Citizen for consideration. Clearance Level: TS / SCI w/CI Poly Benefits: + Complete Insurance ... Science, Systems Engineering, Electrical Engineering, Computer Engineering, Physics, Information Technology, Management Information Systems , Cyber… more
    Cinteot (08/07/25)
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  • Senior Satellite Systems Engineer

    Lockheed Martin (Fort Belvoir, VA)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... tomorrow with you\. In this role as a Satellite Systems Engineer , Staff you will have the...activities and will lead a small shift team\. A TS / SCI with adjudicated polygraph is required for… more
    Lockheed Martin (09/24/25)
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  • Systems Engineer - Scrum Master

    Nightwing (Sterling, VA)
    …defense, civil, and commercial markets. We are actively seeking a dynamic and experienced Systems Engineer /Scrum Master to join our team, a group dedicated to ... of our medical application users are consistently met and exceeded. Key Responsibilities: ** TS / SCI with Polygraph Required Day 1** + **Team Leadership &… more
    Nightwing (09/27/25)
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